Question

псипве
(d) irreversible change
111. Select the odd one out giving reason:
1. Burning of wood, rusting of iron, photosynthesis, freezing of water, souring of milk.
2. Melting of ice, magnetisation of iron nail, burning of matchstick, tearing of paper.
3. Eruption of volcanoes, spoilage of food, cyclone, photosynthesis.​

Answer 1

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